lcRPlanGetPrevVer

Returns a handle to the vertex that is placed before the specified vertex in a road plan.

HANDLE lcRPlanGetPrevVer (
HANDLE hRPlan,
HANDLE hVertex
);

Parameters

hRPlan
	Handle to a road plan object.
hVertex
	Handle to the polyline vertex.

Return Value

Handle to the vertex that is placed before hVertex in the road plan. If there are no vertex before hVertex, the function returns NULL.